Situation: You’re an IT person new to radio broadcast engineering and are given the keys to an AM transmitter site. The manager says to go out and get familiar with the equipment. The site reminds you ...

The 555 circuit below is a flashing bicycle light powered with four C,D or AA cells (6 volts). Two sets of 20 LEDs will alternately flash at approximately 4.7 cycles per second using RC values shown ...

This two-part circuit was designed as an addition to the ‘Compact 200 W Output Stage’ in this blog. But it is also suitable for use with IC amplifiers that don’t have their own power-on delay. The ...